The Dragon Kingdom has been overrun by shadowy monsters! In their desperation, the dragons send for the only hero brave and clever enough to help them: a young boy named Edgar. Armed with nothing but a couple of tennis balls, the odd vegetable, and a few tricks that he learned in Sunday School, Edgar sets off on a perilous quest to help his scaly friends. But the dark invaders grow more powerful by the minute. Can Edgar and his friends defeat an enemy that no weapon can touch?